Hypothyroidism and Cretinism Quiz

Myxedema madness

is a correct statement but not the answer to the question. B) is a symptom of hypothyroidism but not a congenital abnormality. C) is a type of goiter but not a congenital abnormality. (correct)

Endemic Goiter

Graves' disease

TSH is high, the serum level of T4 and T4 is normal (subclinical hypothyroidism

Nervousness, weight loss, hyperphagia, heat intolerance, increase cardiac output, increased pulse pressure, a fine tremor of the outstretched fingers, sweating and variable increment in BMR.

Dwarfism and mental retardation with potbellies and enlarged protruded tongues.

is a correct statement but not the answer to the question. C) is a symptom of hyperthyroidism but not a clinical finding in endemic goiter. D) is a description of cretinism, not endemic goiter. (correct)

is a characteristic of endemic goiter, not Graves' disease) C) is a cause of endemic goiter, not Graves' disease) D) is a cause of physiological goiter, not Graves' disease

Increase stress and demand for T3 and T4 necessary for growth

Autoimmune disease with circulating antibodies formed against TSH receptors (correct)

Inadequate thyroid hormone synthesis due to low dietary intake of iodine